package com.certification.service.impl;//package com.certification.service.impl;
//
//import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
//import com.dianzi.certification.entity.User;
//import com.dianzi.certification.mapper.UserMapper;
//import com.dianzi.certification.service.AuthService;
//import com.dianzi.certification.vo.R;
//import org.apache.commons.lang3.StringUtils;
//import org.springframework.stereotype.Service;
//
//import javax.annotation.Resource;
//import java.util.Objects;
//
///**
// * @author copa
// * @createDate 2022-03-08 0:14
// * @function
// */
//@Service
//public class AuthServiceImpl implements AuthService {
//
//    @Resource
//    private UserMapper userMapper;
//
//    @Override
//    public R<User> findByName(String username) {
//        LambdaQueryWrapper<User> wrapper = new LambdaQueryWrapper();
//        wrapper.eq(StringUtils.isNotBlank(username), User::getName, username);
//        User user = userMapper.selectOne(wrapper);
//        if (Objects.isNull(user)) {
//            return R.error();
//        }
//        return R.success(user);
//    }
//}
